WO2010084255A1 - Procede et dispositif de determination de la pression en amont d'une turbine d'un turbocompresseur de suralimentation d'un moteur thermique - Google Patents
Procede et dispositif de determination de la pression en amont d'une turbine d'un turbocompresseur de suralimentation d'un moteur thermique Download PDFInfo
- Publication number
- WO2010084255A1 WO2010084255A1 PCT/FR2009/052524 FR2009052524W WO2010084255A1 WO 2010084255 A1 WO2010084255 A1 WO 2010084255A1 FR 2009052524 W FR2009052524 W FR 2009052524W WO 2010084255 A1 WO2010084255 A1 WO 2010084255A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- turbine
- compressor
- upstream
- function
- pressure
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/16—Other safety measures for, or other control of, pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D23/00—Controlling engines characterised by their being supercharged
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0002—Controlling intake air
- F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1448—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure
- F02D41/145—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an exhaust gas pressure with determination means using an estimation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/16—Other safety measures for, or other control of, pumps
- F02B2039/162—Control of pump parameters to improve safety thereof
- F02B2039/166—Control of pump parameters to improve safety thereof the fluid pressure in the pump or exhaust drive being limited
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/013—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/16—Control of the pumps by bypassing charging air
- F02B37/162—Control of the pumps by bypassing charging air by bypassing, e.g. partially, intake air from pump inlet to pump outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/04—Engine intake system parameters
- F02D2200/0402—Engine intake system parameters the parameter being determined by using a model of the engine intake or its components
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Definitions
- the present invention relates to a method for determining the upstream pressure of a turbine of a turbocharger supercharging a heat engine.
- a sensor for example of the piezoelectric type measuring a variation of pressure.
- the present invention proposes to replace a pressure sensor with an estimator.
- the invention relates to a method for determining, for a turbocharger supercharging a heat engine comprising a turbine driven by the exhaust gases from said engine and mechanically integral in rotation of a compressor to compress the air intake injected into the heat engine, the pressure upstream of the turbine according to the intake air flow through the compressor, the pressure upstream of the compressor, the temperature upstream of the compressor, the pressure downstream of the compressor, the temperature upstream of the turbine and the pressure downstream of the turbine.
- FIG. 1 illustrates a heat engine with a turbocharger
- FIG. 2 illustrates a heat engine equipped with a supercharging device comprising two turbochargers
- FIG. 3 presents a diagram showing the input and output variables of the process
- FIG. 4 presents a block diagram of a first embodiment of the method according to the invention
- FIG. 5 shows a block diagram of a second embodiment of the method according to the invention
- FIGS. 6-10 show the respective cartographies of the functions f1, f2, f3, f4 and f5,
- FIGS. 11-14 show the respective numerical definitions of the functions f 1 -f 4,
- N speed or rotational speed (turbocharger)
- R pressure ratio (compressor compression ratio, turbine expansion ratio)
- thermodynamic constant coefficient equal to Cp / Cv
- J moment of inertia (turbocharger).
- indices c compressor, t turbine, cor corrected quantity, ref reference quantity, u upstream, downstream, n time index, no current calculation, n-1 no previous current calculation.
- FIG. 1 illustrates the context of the invention.
- a heat engine 4 conventionally receives by tubing
- the engine 4 produces exhaust gas 7 which escapes through exhaust pipes 8.
- a turbocharger 1 of supercharging makes it possible to increase the quantity of air admitted by the engine.
- heat engine 4. for this the turbocharger 1 comprises a turbine 2 and a compressor 3.
- the turbine 2 is fluidly connected to the exhaust pipes 8 to be driven by the exhaust gas 7 from the engine 4.
- the turbine 2 is mechanically secured to the compressor 3 which rotates.
- the compressor 3 is fluidly connected to the intake manifolds 6, so that the compressor 3 compresses the intake air 5 before entering the heat engine 4. It is possible to isolate the turbine 2 by means of a by-pass valve 11. It is possible to isolate the compressor by means of a by-pass valve 10.
- Reference 9 shows an intake air flow sensor 5.
- the diagram in Figure 3 illustrates this same environment and presents the variables of the system.
- the turbocharger 1 is connected to the engine 4.
- the turbine 2 is disposed on the exhaust 8.
- the compressor 3 is disposed on the intake 6.
- FIG. 2 illustrates a particular case of use.
- a second turbocharger 15 is added in series.
- the supercharging is then performed by a double stage turbocharger.
- the second turbocharger 15 performs a first compression of the intake air 5. It is still called low pressure turbocharger.
- the first turbocharger 1 then performs a second compression of the intake air 5 from the compressor of the low pressure turbocharger.
- the first turbocharger 1 is still referred to as a turbocharger 1 high pressure.
- a bypass valve 12 isolates the low pressure turbine.
- the invention is particularly applicable to the case of the turbocharger 1 high pressure.
- the method is particularly suitable for a turbocharger with fixed geometry.
- the six input quantities of the method according to the invention are advantageously determined by means of sensors for the air flow Q c of admission through the compressor 3, the pressure P dc downstream of the compressor 3 and the temperature T ut upstream of the turbine 2, while the pressure P uc upstream of the compressor 3, the temperature T uc upstream of the compressor 3 and the pressure P dt downstream of the turbine 2 are determined by a determining estimator.
- the sizes of the low pressure turbocharger are advantageously determined by means of sensors for the air flow Q c of admission through the compressor 3, the pressure P dc downstream of the compressor 3 and the temperature T ut upstream of the turbine 2, while the pressure P uc upstream of the compressor 3, the temperature T uc upstream of the compressor 3 and the pressure P dt downstream of the turbine 2 are determined by a determining estimator.
- the sizes of the low pressure turbocharger are advantageously determined by means of sensors for the air flow Q c of admission through the compressor 3, the pressure P dc downstream of the compressor 3 and the temperature T
- the pressure P dt downstream of the high pressure turbine 2 is equal to the pressure upstream of the low pressure turbine. It may be necessary to cool the intake air 5.
- the choice has been made to use only a single heat exchanger 13, if any, disposed downstream of the compressor 3.
- the absence of heat exchanger in the intake manifold 6 between the low pressure compressor and the high pressure compressor 3 it is possible to know the temperature T uc upstream of the high pressure compressor 3, since it is equal to the temperature downstream of the low pressure compressor .
- the method for determining the pressure P ut upstream of the turbine 2 can arbitrarily be divided into six steps:
- steps 1-4 and 6 are identical in both embodiments. Only step 5 differentiates them.
- step 1) is calculated the corrected regime N cor of the turbocharger 1, as a function of the compression ratio R c of the compressor 3 and the corrected flow rate Q c cor of intake air through the compressor 3 by means of a function f1.
- This function f1 of the compression ratio Rc of the compressor 3 and the corrected flow rate Qc cor of intake air through the compressor 3 is calculated at block f1.
- This same function f can also be equivalently defined by an array (mono or two-dimensional) of numbers.
- function f1 is, for example, defined by the surface of FIG. 6 or equivalently by a two-dimensional array of numbers.
- function f1 is perfectly defined by the table of FIG. 11 where x is read on the first column, y on the first line and the result z at the intersection of line x and column y. In known manner the result is determined by interpolation when the values x or y are not directly present in the table.
- the various function maps fl-f5 are thus determined for a compressor 3 and a turbine 2 given for illustrative purposes and represented respectively in FIGS. 6-10.
- the skilled person knows how to determine the mapping of the functions fl-f5, directly or by adapting (scaling, change of unit ...) operating maps provided by the manufacturers of these rotating machines 2, 3.
- the compression ratio R c of the compressor 3 is by definition equal to the ratio of the upstream pressure P uc of the compressor 3 to the downstream pressure P dc of compressor 3 and is calculated at block 20.
- T uc is the temperature upstream of the compressor 3
- P uc is the pressure upstream of the compressor 3
- T c r e f is a reference temperature of the compressor 3
- P re is a reference pressure of the compressor 3.
- This formula is implemented in block 21.
- the temperatures T c ref and reference pressure P c ref are defined in order to allow a simplified calculation of the various mapped functions fl-f5 by always reducing to reference conditions allowing the use of a single mapping for each functional function. f5.
- step 2) is calculated the N regime of the turbocharger
- N is the speed of turbocharger 1
- N cor is the corrected speed of turbocharger 1
- T uc is the temperature upstream of compressor 3
- T cre f is the reference temperature of the compressor 3, previously described.
- This formula is implemented in block 22.
- H c is the power of the compressor 3
- Q c is the intake air flow through the compressor 3
- ⁇ c is the efficiency of the compressor 3
- T uc is the temperature upstream of the compressor 3
- R c is the compression ratio of the compressor 3
- Cp c is a first thermodynamic constant of the intake air
- ⁇ c is a second thermodynamic constant of the intake air.
- the efficiency ⁇ c of the compressor 3, which is an input of said step 3), is calculated according to the corrected regime
- the first thermodynamic constant Cp c of the intake air 5 is the heat capacity of the admission air 5 at constant pressure and is equal to 1005 J / kg / K
- the second thermodynamic constant ⁇ c of the intake air 5 is the ratio factor Cp c / Cv c of the thermal capacities of the intake air 5 at constant pressure and constant volume respectively and is equal to 1.4.
- H t is the power of the turbine 2
- H c is the power of the compressor 3
- N is the speed of the turbocharger 1
- J is a constant equal to the moment of inertia of the turbocharger 1. This formula, resulting from the fundamental relationship of the dynamics is implemented in block 24.
- step 5 The purpose of step 5) is to calculate the expansion ratio R t of the turbine 2. Two embodiments of this step 5) leading respectively to the block diagram of FIG. 4 and FIG. 5 are proposed here.
- the expansion ratio R t of the turbine 2 is calculated as a function of the corrected flow rate Q t ro r of exhaust gas 7 through the turbine 2 by means of 'a function f4 of the corrected flow rate Q t of exhaust gas 7 through the turbine 2, made at block f4.
- This function f4 is defined by one-dimensional mapping.
- Figure 9 illustrates the mapping of the function f4.
- the function f4 is further defined by the table of FIG. 14.
- T ut is the temperature upstream of the turbine 2
- P ut is the pressure upstream of the turbine 2
- the index n-1 indicating here that it is determined at the time interval n-1 preceding the interval current time n.
- This formula is implemented in block 26.
- the flow rate Q t of exhaust gas 7 through the turbine 2 is calculated according to the formula:
- H t is the power of the turbine 2
- ⁇ t is the efficiency of the turbine 2
- T ut is the temperature upstream of the turbine 2
- R t is the expansion ratio of the turbine 2
- Cp t is a first thermodynamic constant of the exhaust gas I 1
- Y t is a second thermodynamic constant of the exhaust gas 7.
- Block 28 is a delay block 1 / z for memorizing the value P ut (n-1) of the magnitude P ut of the previous time interval n-1.
- Block 29 is a multiplicative block for calculating R t (n-1) by multiplying P ut (n-1) by P dt .
- the expansion ratio R t of the turbine 2 is calculated as a function of the power H t of the turbine 2, the flow rate Q t of the exhaust gas 7 through the turbine 2, the efficiency ⁇ t of the turbine 2, the temperature T ut upstream of the turbine 2, according to the formula:
- R t is the expansion ratio of the turbine 2
- H t is the power of the turbine 2
- Q t is the flow of exhaust gas 7 through the turbine 2
- the index n-1 indicating here that it is determined at the time interval n-1 previous
- ⁇ t is the efficiency of the turbine 2
- T ut is the temperature upstream of the turbine 2
- Cp t is a first thermodynamic constant of the exhaust gas 7
- Y t is a second thermodynamic constant of the exhaust gas 7.
- Q t is the flow of exhaust gas 7 through the turbine 2, the index n-1 indicating here that it is determined at the time interval n-1 above,
- P ut is the pressure upstream of the turbine 2, the index n-1 indicating here that it is determined at the interval of previous time n-1, and
- T ut is the temperature upstream of the turbine 2.
- This formula is implemented in block 31.
- the corrected flow rate Q t r co exhaust gas 7 through the turbine 2 is calculated based on the expansion ratio
- R t of the turbine 2 by means of a function f5 of the expansion ratio R t of the turbine 2.
- This function is carried out at block f5.
- Said function f5 is defined by one-dimensional mapping.
- Figure 10 illustrates the mapping of the function f5.
- Function f5 is the inverse function of function f4.
- the function f5 is further defined by the table of FIG. 14.
- thermodynamic constant Cp t of the exhaust gas 7 is the heat capacity of the exhaust gas 7 at constant pressure and is equal to 1136 J / kg / K
- second constant thermodynamic ⁇ t of the exhaust gas 7 is the coefficient ratio Cp t / Cv t of the thermal capacities of the exhaust gas
- step 5 The two variants of step 5) according to the two embodiments require a determination of the efficiency ⁇ t of the turbine 2.
- the latter is calculated as a function of the corrected regime N cor of the turbocompressor 1 and the expansion ratio R t (n -1) of the turbine 2 determined at the time interval n-1 above, by means of a function f3 of the corrected regime N cor of the turbocharger 1 and the expansion ratio R t of the turbine 2, made at block f3 .
- Said function f3 is defined by a two-dimensional map.
- Figure 8 illustrates the mapping of the function f3.
- the function f3 is further defined by the table of FIG. 13.
- P ut is the pressure upstream of the turbine 2
- P dt is the pressure downstream of the turbine 2
- R t is the expansion ratio of the turbine 2, previously determined in step 5).
- the invention also relates to an estimator realized by means of a logic, mechanical, electronic or hydraulic device or a controller and its software program, able to implement the method according to one of the previously described embodiments.
- FIG. 12 compares the results obtained by the method or the estimator according to the invention. For the same event (transitional
- Curve 16 shows the result obtained with the first embodiment.
- Curve 17 shows the result obtained with the second embodiment. The result is very satisfactory when compared with a reference curve 18.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supercharger (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/145,872 US20120016602A1 (en) | 2009-01-22 | 2009-12-14 | Method and device for determining the pressure upstream from the turbine of a supercharging turbocharger of a thermal engine |
EP09803861A EP2379860A1 (fr) | 2009-01-22 | 2009-12-14 | Procede et dispositif de determination de la pression en amont d'une turbine d'un turbocompresseur de suralimentation d'un moteur thermique |
CN2009801580745A CN102356222A (zh) | 2009-01-22 | 2009-12-14 | 确定热发动机涡轮增压机的涡轮机上游压力的方法和设备 |
JP2011546901A JP2012515874A (ja) | 2009-01-22 | 2009-12-14 | 熱機関の過給ターボチャージャのタービンの上流の圧力を測定する方法及び装置 |
RU2011134850/06A RU2011134850A (ru) | 2009-01-22 | 2009-12-14 | Способ и устройство определения давления на входе турбины турбокомпрессора наддува теплового двигателя |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0950396 | 2009-01-22 | ||
FR0950396A FR2941267B1 (fr) | 2009-01-22 | 2009-01-22 | Procede et dispositif de determination de la pression en amont d'une turbine d'un turbocompresseur de suralimentation d'un moteur thermique. |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010084255A1 true WO2010084255A1 (fr) | 2010-07-29 |
Family
ID=41100501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2009/052524 WO2010084255A1 (fr) | 2009-01-22 | 2009-12-14 | Procede et dispositif de determination de la pression en amont d'une turbine d'un turbocompresseur de suralimentation d'un moteur thermique |
Country Status (8)
Country | Link |
---|---|
US (1) | US20120016602A1 (fr) |
EP (1) | EP2379860A1 (fr) |
JP (1) | JP2012515874A (fr) |
KR (1) | KR20110105873A (fr) |
CN (1) | CN102356222A (fr) |
FR (1) | FR2941267B1 (fr) |
RU (1) | RU2011134850A (fr) |
WO (1) | WO2010084255A1 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5684668B2 (ja) * | 2011-08-02 | 2015-03-18 | 株式会社豊田中央研究所 | 内燃機関の制御装置 |
FR2980525B1 (fr) * | 2011-09-26 | 2013-08-30 | Renault Sa | Procede et systeme de diagnostic d'un groupe motopropulseur a deux turbocompresseurs etages. |
EP2846027A1 (fr) * | 2013-09-10 | 2015-03-11 | Delphi International Operations Luxembourg S.à r.l. | Procédé pour déterminer la pression de collecteur d'échappement |
US9617931B2 (en) | 2014-04-07 | 2017-04-11 | MAGNETI MARELLI S.p.A. | Method to control a supercharged internal combustion engine provided with a turbocharger by means of an estimation of the average power delivered by the turbine of the turbocharger |
CN106599698B (zh) | 2015-10-19 | 2019-09-20 | 腾讯科技(深圳)有限公司 | 一种加密图片、解密图片的方法和装置 |
US11053875B2 (en) | 2016-02-10 | 2021-07-06 | Garrett Transportation I Inc. | System and method for estimating turbo speed of an engine |
DE102017122932A1 (de) * | 2016-10-12 | 2018-01-18 | FEV Europe GmbH | Verfahren zum Bestimmen eines Drehmoments einer Turbine mit einer variablen Geometrie |
CN115292946B (zh) * | 2022-08-15 | 2023-09-05 | 中国航发沈阳发动机研究所 | 一种基于变比热计算的高压涡轮效率评估方法及装置 |
Citations (4)
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EP1091106A2 (fr) * | 1999-10-07 | 2001-04-11 | Volkswagen Aktiengesellschaft | Méthode d'évaluation de la contre-pression des gaz d'échappement au niveau de la turbine |
FR2853693A1 (fr) * | 2003-04-09 | 2004-10-15 | Renault Sa | Procede d'estimation de la pression des gaz en amont d'une turbine de moteur a combustion interne suralimente et dispositif de commande d'un tel moteur |
DE102006042872A1 (de) * | 2006-09-13 | 2008-03-27 | Ford Global Technologies, LLC, Dearborn | Verfahren zur Bestimmung des Abgasgegendrucks stromaufwärts einer Turbine eines Abgasturboladers |
FR2910059A1 (fr) * | 2006-12-19 | 2008-06-20 | Renault Sas | Procede d'estimation de la pression des gaz d'echappement en amont d'une turbine de turbocompresseur |
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US6067800A (en) * | 1999-01-26 | 2000-05-30 | Ford Global Technologies, Inc. | Control method for a variable geometry turbocharger in a diesel engine having exhaust gas recirculation |
DE19963358A1 (de) * | 1999-12-28 | 2001-07-12 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Steuerung einer Brennkraftmaschine mit einem Luftsystem |
JP4356072B2 (ja) * | 2004-07-09 | 2009-11-04 | 株式会社デンソー | ターボチャージャを備えた内燃機関の制御装置 |
ATE459792T1 (de) * | 2005-07-05 | 2010-03-15 | Magneti Marelli Spa | Methode und vorrichtung zur drehzahl-regelung eines turboladers einer brennkraftmaschine |
US7469577B2 (en) * | 2007-03-02 | 2008-12-30 | Detroit Diesel Corporation | Method of diagnosing turbochargers for internal combustion engines |
IT1401825B1 (it) * | 2010-09-27 | 2013-08-28 | Magneti Marelli Spa | Metodo di controllo della velocita' di un motore a combustione interna sovralimentato mediante un turbocompressore |
-
2009
- 2009-01-22 FR FR0950396A patent/FR2941267B1/fr not_active Expired - Fee Related
- 2009-12-14 KR KR1020117019391A patent/KR20110105873A/ko not_active Application Discontinuation
- 2009-12-14 US US13/145,872 patent/US20120016602A1/en not_active Abandoned
- 2009-12-14 JP JP2011546901A patent/JP2012515874A/ja not_active Withdrawn
- 2009-12-14 WO PCT/FR2009/052524 patent/WO2010084255A1/fr active Application Filing
- 2009-12-14 EP EP09803861A patent/EP2379860A1/fr not_active Withdrawn
- 2009-12-14 RU RU2011134850/06A patent/RU2011134850A/ru not_active Application Discontinuation
- 2009-12-14 CN CN2009801580745A patent/CN102356222A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1091106A2 (fr) * | 1999-10-07 | 2001-04-11 | Volkswagen Aktiengesellschaft | Méthode d'évaluation de la contre-pression des gaz d'échappement au niveau de la turbine |
FR2853693A1 (fr) * | 2003-04-09 | 2004-10-15 | Renault Sa | Procede d'estimation de la pression des gaz en amont d'une turbine de moteur a combustion interne suralimente et dispositif de commande d'un tel moteur |
DE102006042872A1 (de) * | 2006-09-13 | 2008-03-27 | Ford Global Technologies, LLC, Dearborn | Verfahren zur Bestimmung des Abgasgegendrucks stromaufwärts einer Turbine eines Abgasturboladers |
FR2910059A1 (fr) * | 2006-12-19 | 2008-06-20 | Renault Sas | Procede d'estimation de la pression des gaz d'echappement en amont d'une turbine de turbocompresseur |
Also Published As
Publication number | Publication date |
---|---|
EP2379860A1 (fr) | 2011-10-26 |
KR20110105873A (ko) | 2011-09-27 |
JP2012515874A (ja) | 2012-07-12 |
RU2011134850A (ru) | 2013-02-27 |
FR2941267A1 (fr) | 2010-07-23 |
US20120016602A1 (en) | 2012-01-19 |
CN102356222A (zh) | 2012-02-15 |
FR2941267B1 (fr) | 2011-01-21 |
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